MARK COLGAN
ABN details
| ABN | 56 152 077 312 |
|---|---|
| ABN status | Active from 15 October 2023 |
| Entity name | MARK COLGAN |
| Entity type | Individual/Sole Trader |
| GST | Registered from 29 August 2025 |
| Deductible gift recipient | No |
| Main business location | New South Wales 2155 · Other businesses in 2155 |
| Suburbs in postcode | Beaumont Hills, Kellyville, Kellyville Ridge, North Kellyville, Rouse Hill |
| Local government area | Blacktown |
Source: ABR ABN Bulk Extract, 4 November 2026. Verify on ABN Lookup.
Registered business names (ASIC)
| Business name | Status · registered · state |
|---|---|
| HARBOUR STONE PROJECTS | Registered · from 9 June 2025 |
Source: ASIC Business Names Dataset (data.gov.au), CC BY 3.0 AU.
Business & trading names
- HARBOUR STONE PROJECTS
Names recorded against this ABN in the ABR extract.
Summary
MARK COLGAN is an Individual/Sole Trader with ABN 56 152 077 312, located in New South Wales 2155. The ABN is active since 15 October 2023.
It is registered for GST from 29 August 2025. It trades under another name: “HARBOUR STONE PROJECTS”.
It holds one registered business name with ASIC, including “HARBOUR STONE PROJECTS”.
Postcode 2155 covers Beaumont Hills, Kellyville, Kellyville Ridge, North Kellyville, Rouse Hill in the Blacktown local government area.
Frequently asked questions
What is the ABN of MARK COLGAN?
The ABN of MARK COLGAN is 56 152 077 312.
Is the ABN of MARK COLGAN active?
Yes. ABN 56 152 077 312 is active since 15 October 2023.
Is MARK COLGAN registered for GST?
Yes, registered for GST since 29 August 2025.
What business names does MARK COLGAN use?
Registered business names: HARBOUR STONE PROJECTS.
Where is MARK COLGAN located?
Its main business location is in New South Wales, postcode 2155.